茶叶中含有大量丰富的维生素,所以饮茶有很好的明目作用,特别是()。
A.红茶
B.花茶
C.黑茶
D.绿茶
参考答案:D
HbV复制和传染性的直接标志是()
A.PreS1
B.HBsAg
C.HBVDNAP
D.HBeAg
E.HBVDNA
There are _______ people at Real Mall on weekends. [ ]
A. quite much
B. quite a lot of
C. quite a lot
D. a little